US4906812A - Fiber optic laser joining apparatus - Google Patents
Fiber optic laser joining apparatus Download PDFInfo
- Publication number
- US4906812A US4906812A US07/288,220 US28822088A US4906812A US 4906812 A US4906812 A US 4906812A US 28822088 A US28822088 A US 28822088A US 4906812 A US4906812 A US 4906812A
- Authority
- US
- United States
- Prior art keywords
- optical fiber
- workpiece
- housing
- laser beam
- output end
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/005—Soldering by means of radiant energy
- B23K1/0056—Soldering by means of radiant energy soldering by means of beams, e.g. lasers, E.B.
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/03—Observing, e.g. monitoring, the workpiece
- B23K26/032—Observing, e.g. monitoring, the workpiece using optical means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/035—Aligning the laser beam
- B23K26/037—Aligning the laser beam by pressing on the workpiece, e.g. pressing roller foot
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/064—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms
- B23K26/0648—Shaping the laser beam, e.g. by masks or multi-focusing by means of optical elements, e.g. lenses, mirrors or prisms comprising lenses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/02—Positioning or observing the workpiece, e.g. with respect to the point of impact; Aligning, aiming or focusing the laser beam
- B23K26/06—Shaping the laser beam, e.g. by masks or multi-focusing
- B23K26/0665—Shaping the laser beam, e.g. by masks or multi-focusing by beam condensation on the workpiece, e.g. for focusing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/1462—Nozzles; Features related to nozzles
- B23K26/1464—Supply to, or discharge from, nozzles of media, e.g. gas, powder, wire
- B23K26/1476—Features inside the nozzle for feeding the fluid stream through the nozzle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/20—Bonding
- B23K26/21—Bonding by welding
- B23K26/22—Spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/16—Laser beams
- B29C65/1687—Laser beams making use of light guides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/10—Particular design of joint configurations particular design of the joint cross-sections
- B29C66/11—Joint cross-sections comprising a single joint-segment, i.e. one of the parts to be joined comprising a single joint-segment in the joint cross-section
- B29C66/112—Single lapped joints
- B29C66/1122—Single lap to lap joints, i.e. overlap joints
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/01—General aspects dealing with the joint area or with the area to be joined
- B29C66/05—Particular design of joint configurations
- B29C66/20—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines
- B29C66/21—Particular design of joint configurations particular design of the joint lines, e.g. of the weld lines said joint lines being formed by a single dot or dash or by several dots or dashes, i.e. spot joining or spot welding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/47—Joining single elements to sheets, plates or other substantially flat surfaces
- B29C66/472—Joining single elements to sheets, plates or other substantially flat surfaces said single elements being substantially flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/814—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps
- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81411—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat
- B29C66/81415—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled
- B29C66/81419—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined characterised by its cross-section, e.g. transversal or longitudinal, being non-flat being bevelled and flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/81—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps
- B29C66/818—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps
- B29C66/8181—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the cooling constructional aspects
- B29C66/81811—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the cooling constructional aspects, or by the thermal or electrical insulating or conducting constructional aspects of the welding jaws or of the clamps ; comprising means for compensating for the thermal expansion of the welding jaws or of the clamps characterised by the cooling constructional aspects of the welding jaws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/83—General aspects of machine operations or constructions and parts thereof characterised by the movement of the joining or pressing tools
- B29C66/832—Reciprocating joining or pressing tools
- B29C66/8322—Joining or pressing tools reciprocating along one axis
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/80—General aspects of machine operations or constructions and parts thereof
- B29C66/84—Specific machine types or machines suitable for specific applications
- B29C66/861—Hand-held tools
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Laser Beam Processing (AREA)
- Optical Couplings Of Light Guides (AREA)
- Laser Surgery Devices (AREA)
Abstract
Description
Claims (20)
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/288,220 US4906812A (en) | 1988-12-22 | 1988-12-22 | Fiber optic laser joining apparatus |
GB8928137A GB2226266A (en) | 1988-12-22 | 1989-12-13 | Laser joining apparatus |
JP1324175A JPH02200388A (en) | 1988-12-22 | 1989-12-15 | Laser connection device |
DE19893941558 DE3941558A1 (en) | 1988-12-22 | 1989-12-16 | LASER CONNECTING DEVICE WITH OPTICAL FIBER |
FR8916927A FR2640899A1 (en) | 1988-12-22 | 1989-12-20 | |
IT2285689A IT1236985B (en) | 1988-12-22 | 1989-12-22 | LASER JOINT APPARATUS WITH OPTICAL FIBER |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/288,220 US4906812A (en) | 1988-12-22 | 1988-12-22 | Fiber optic laser joining apparatus |
Publications (1)
Publication Number | Publication Date |
---|---|
US4906812A true US4906812A (en) | 1990-03-06 |
Family
ID=23106251
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US07/288,220 Expired - Fee Related US4906812A (en) | 1988-12-22 | 1988-12-22 | Fiber optic laser joining apparatus |
Country Status (6)
Country | Link |
---|---|
US (1) | US4906812A (en) |
JP (1) | JPH02200388A (en) |
DE (1) | DE3941558A1 (en) |
FR (1) | FR2640899A1 (en) |
GB (1) | GB2226266A (en) |
IT (1) | IT1236985B (en) |
Cited By (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4032860A1 (en) * | 1990-10-12 | 1992-04-16 | Zeiss Carl Fa | POWER-CONTROLLED CONTACT APPLICATOR FOR LASER RADIATION |
US5142118A (en) * | 1991-05-14 | 1992-08-25 | Progressive Tool & Industries Co. | Laser welding unit |
EP0507268A2 (en) * | 1991-04-01 | 1992-10-07 | Miyachi Technos Corporation | Laser output unit |
US5247155A (en) * | 1990-08-09 | 1993-09-21 | Cmb Foodcan Public Limited Company | Apparatus and method for monitoring laser material processing |
US5250781A (en) * | 1990-11-16 | 1993-10-05 | Mitsubishi Denki Kabushiki Kaisha | Laser bonding apparatus |
EP0584356A1 (en) * | 1992-01-17 | 1994-03-02 | S.L.T. Japan Co, Ltd. | Method of soldering |
WO1995000279A1 (en) * | 1993-06-17 | 1995-01-05 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Process and device for metallizing a contact area |
DE4331827C1 (en) * | 1993-09-18 | 1995-01-19 | Fraunhofer Ges Forschung | Method and device for producing a locking feature for screwed connections |
US5407119A (en) * | 1992-12-10 | 1995-04-18 | American Research Corporation Of Virginia | Laser brazing for ceramic-to-metal joining |
US5422456A (en) * | 1993-08-31 | 1995-06-06 | Dahm; Jonathan S. | Orbital head laser welder |
WO1996025263A2 (en) * | 1995-02-15 | 1996-08-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Process for bonding a flexible substrate to a chip |
US5591358A (en) * | 1994-03-23 | 1997-01-07 | Progressive Tool & Industries Co. | Apparatus for clamping and laser welding |
US5601738A (en) * | 1993-07-15 | 1997-02-11 | Medizinisches Laserzentrum Lubeck Gmbh | Method and apparatus for treating material with a laser |
US5897796A (en) * | 1997-06-16 | 1999-04-27 | Chrysler Corporation | Method and apparatus for in-situ laser welding of hemmed joints |
WO2000041834A1 (en) * | 1999-01-18 | 2000-07-20 | Pac Tech - Packaging Technologies Gmbh | Method and device for thermally connecting the contact surfaces of two substrates |
US20030037434A1 (en) * | 2000-09-04 | 2003-02-27 | Dowa Mining Co., Ltd. | Method of manufacturing a metal-ceramic circuit board |
US20030127441A1 (en) * | 2002-01-07 | 2003-07-10 | Haight Richard A. | Debris minimization and improved spatial resolution in pulsed laser ablation of materials |
US20030128962A1 (en) * | 2002-01-04 | 2003-07-10 | Sommer Phillip R. | Fiber optic cable preparation method and apparatus for an intergrated optical fiber processing system |
US6593540B1 (en) | 2002-02-08 | 2003-07-15 | Honeywell International, Inc. | Hand held powder-fed laser fusion welding torch |
US6621045B1 (en) * | 2002-07-25 | 2003-09-16 | Matsushita Electric Industrial Co., Ltd. | Workpiece stabilization with gas flow |
WO2004014598A1 (en) * | 2002-08-05 | 2004-02-19 | Linde Aktiengesellschaft | Process gas and method for laser hard soldering |
WO2004014599A1 (en) * | 2002-08-05 | 2004-02-19 | Linde Aktiengesellschaft | Process gas and method for laser hard soldering |
WO2004056524A1 (en) * | 2002-12-20 | 2004-07-08 | Koninklijke Philips Electronics N.V. | A method and a device for laser spot welding |
EP1475219A2 (en) * | 2003-05-05 | 2004-11-10 | Thomas Dr. Ebert | Tool provided with a laserbeam for joining synthetic materials by the use of a filler material |
US20050023256A1 (en) * | 2003-07-31 | 2005-02-03 | Srikanth Sankaranarayanan | 3-D adaptive laser powder fusion welding |
US20050056628A1 (en) * | 2003-09-16 | 2005-03-17 | Yiping Hu | Coaxial nozzle design for laser cladding/welding process |
US20050103756A1 (en) * | 2003-11-13 | 2005-05-19 | Baker Martin C. | Hand-held laser welding wand filler media delivery systems and methods |
US20050109744A1 (en) * | 2002-02-08 | 2005-05-26 | Baker Martin C. | Hand-held laser welding wand having internal coolant and gas delivery conduits |
EP0896898B1 (en) * | 1997-08-12 | 2006-04-19 | Schefenacker Vision Systems Germany GmbH | Supporting means, especially for vehicle rear lights |
US20060175307A1 (en) * | 2005-02-04 | 2006-08-10 | Honeywell International, Inc. | Hand-held laser welding wand with improved optical assembly serviceability features |
US20070170158A1 (en) * | 2003-09-09 | 2007-07-26 | Greig Christian F | System and method for laser welding foils |
US20080030713A1 (en) * | 2002-11-18 | 2008-02-07 | Panomics, Inc. | Uncaging devices |
FR2923168A1 (en) * | 2007-11-06 | 2009-05-08 | Air Liquide Welding France Sa | Head useful in laser machine for focusing laser beam, comprises a device e.g. an optical lens for focusing beam, a unit for supplying pressurized gas, a nozzle with outlet opening, a pressure chamber, and a pressure compensation chamber |
DE102008002910A1 (en) * | 2008-06-26 | 2010-01-07 | Reis Lasertec Gmbh | Method and device for connecting components by means of laser radiation |
US8290006B1 (en) | 2011-10-25 | 2012-10-16 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Dynamically variable spot size laser system |
US20140001162A1 (en) * | 2012-06-28 | 2014-01-02 | Eiji Tanaka | Bonding head |
US20150048071A1 (en) * | 2012-03-14 | 2015-02-19 | Amada Company, Limited | Coaxial nozzle of laser beam machine |
US20160121427A1 (en) * | 2014-10-31 | 2016-05-05 | Prima Power Laserdyne, Llc | Cross jet laser welding nozzle |
US20160137544A1 (en) * | 2014-11-19 | 2016-05-19 | Boe Technology Group Co., Ltd. | Water jet laser cutting device and cutting method |
US9475151B1 (en) * | 2012-10-30 | 2016-10-25 | Western Digital (Fremont), Llc | Method and apparatus for attaching a laser diode and a slider in an energy assisted magnetic recording head |
US20160346858A1 (en) * | 2014-02-13 | 2016-12-01 | Tyco Electronics (Shanghai) Co. Ltd. | Laser Soldering System |
US20180141163A1 (en) * | 2016-11-23 | 2018-05-24 | Rohinni, LLC. | Top-Side Laser for Direct Transfer of Semiconductor Devices |
US10361176B2 (en) | 2015-03-20 | 2019-07-23 | Rohinni, LLC | Substrate with array of LEDs for backlighting a display device |
US10504767B2 (en) | 2016-11-23 | 2019-12-10 | Rohinni, LLC | Direct transfer apparatus for a pattern array of semiconductor device die |
US11069551B2 (en) | 2016-11-03 | 2021-07-20 | Rohinni, LLC | Method of dampening a force applied to an electrically-actuatable element |
US11094571B2 (en) | 2018-09-28 | 2021-08-17 | Rohinni, LLC | Apparatus to increase transferspeed of semiconductor devices with micro-adjustment |
US11627667B2 (en) | 2021-01-29 | 2023-04-11 | Orbotech Ltd. | High-resolution soldering |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4217326A1 (en) * | 1991-08-10 | 1993-02-11 | Man Technologie Gmbh | Specimen heating during free fall testing - comprises applying incident heat energy on specimen during weightlessness using heating means arranged independently of specimen |
DE4200492C2 (en) * | 1991-10-04 | 1995-06-29 | Ghassem Dipl Ing Azdasht | Device for electrically connecting contact elements |
DE4205747C1 (en) * | 1992-02-25 | 1993-07-08 | Siemens Ag, 8000 Muenchen, De | Soldering two copper@ parts using laser beam - in which hard solder between parts acts as coupling medium for the laser beam to avoid heat distortion of the copper parts |
DE4329708C2 (en) * | 1993-09-02 | 1997-02-13 | David Finn | Connection method and apparatus |
DE4415035C2 (en) * | 1994-04-29 | 1996-11-28 | Audi Ag | Device for producing sheet metal connections by seam welding using a laser beam |
JP3800251B2 (en) * | 1995-10-02 | 2006-07-26 | ソニー株式会社 | Soldering apparatus and soldering method |
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Also Published As
Publication number | Publication date |
---|---|
GB8928137D0 (en) | 1990-02-14 |
IT1236985B (en) | 1993-05-12 |
IT8922856A1 (en) | 1991-06-22 |
FR2640899A1 (en) | 1990-06-29 |
DE3941558A1 (en) | 1990-06-28 |
GB2226266A (en) | 1990-06-27 |
JPH02200388A (en) | 1990-08-08 |
IT8922856A0 (en) | 1989-12-22 |
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